mirror of
https://github.com/cookiecutter/cookiecutter-django.git
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44 lines
776 B
Bash
44 lines
776 B
Bash
#!/bin/sh
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set -o errexit
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set -o pipefail
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set -o nounset
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cmd="$@"
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if [ -z "${POSTGRES_USER}" ]; then
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# the official postgres image uses 'postgres' as default user if not set explictly.
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export POSTGRES_USER=postgres
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fi
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export DATABASE_URL="postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${POSTGRES_DB}"
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postgres_ready() {
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python << END
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import sys
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import psycopg2
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try:
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psycopg2.connect(
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dbname="${POSTGRES_DB}",
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user="${POSTGRES_USER}",
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password="${POSTGRES_PASSWORD}",
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host="postgres"
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)
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except psycopg2.OperationalError:
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sys.exit(-1)
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sys.exit(0)
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END
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}
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until postgres_ready; do
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>&2 echo 'PostgreSQL is unavailable (sleeping)...'
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sleep 1
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done
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>&2 echo 'PostgreSQL is up - continuing...'
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exec $cmd
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